ERROR_MEDIA_OFFLINE - 4304 (0x10D0)
The medium currently exists in an offline library and must be online to perform this operation.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_MEDIA_OFFLINE error code, with the numeric value of 4304 and the hexadecimal representation 0x10D0, indicates that a medium is currently in an offline library. This means that the operation being attempted requires the medium to be online or accessible within the system's context.
Error Details
This error typically arises when attempting to perform operations on media that are not currently available due to their offline status. Offline libraries can include removable storage devices, such as USB drives or external hard disks, which have been taken out of the system or are not recognized by the operating environment.
Usage Context
The ERROR_MEDIA_OFFLINE error is commonly encountered in scenarios where media need to be accessed for operations like reading, writing, or modifying data. It can also occur during attempts to eject or manage offline media within the system's storage management framework.
Developer Interpretation
Developers should interpret this error as a condition where the requested operation cannot proceed due to the medium being in an offline state. This status is often managed by the operating system and storage drivers, which control whether media are considered online or offline based on their current connection status or configuration within the system.
Related Errors
ERROR_MEDIA_NOT_PRESENT(21)ERROR_VOLUME_NOT_MOUNTED(53)ERROR_FILE_NOT_FOUND(3)
FAQ
Q: What does the ERROR_MEDIA_OFFLINE error mean?
A: It indicates that a medium is currently in an offline library and must be online to perform the requested operation.
Q: How can I resolve this issue?
A: Ensure that the media are properly connected and recognized by the system. If the media is intended to remain offline, adjust the storage settings accordingly.
Summary
The ERROR_MEDIA_OFFLINE error code signifies that a medium is not available for operations due to its offline status. Developers should handle this error by ensuring proper connection and recognition of the media within the system context.